🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.1

Radius: 8.2

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.57 AU - 0.71 AU

Year: 360 Days

Day: 12.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,025,953 km

• M1: 102,475 km (0.07 R)
• M2: 361,129 km (0.116 R)
• M3: 726,896 km (0.117 R)
• M4: 1,022,202 km (0.079 R)
• M5: 1,652,458 km (0.101 R)
• M6: 1,922,931 km (0.1 R)
• M7: 2,467,018 km (0.057 R)
• M8: 2,794,339 km (0.049 R)
• M9: 3,234,007 km (0.086 R)
• M10: 3,991,421 km (0.071 R)
• M11: 4,277,003 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.5

Radius: 9.5

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.61 AU - 0.93 AU

Year: 475 Days

Day: 13.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,025,953 km

• M1: 122,371 km (0.072 R)
• M2: 491,579 km (0.075 R)
• M3: 818,749 km (0.069 R)
• M4: 1,627,326 km (0.118 R)
• M5: 2,236,039 km (0.115 R)
• M6: 2,917,607 km (0.108 R)
• M7: 3,380,313 km (0.111 R)
• M8: 3,804,872 km (0.05 R)
• M9: 4,439,616 km (0.041 R)
• M10: 4,862,080 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.6

Radius: 10.4

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.07 AU - 1.35 AU

Year: 936 Days

Day: 10.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,025,953 km

• M1: 132,245 km (0.12 R)
• M2: 546,182 km (0.103 R)
• M3: 1,006,644 km (0.067 R)
• M4: 1,358,049 km (0.108 R)
• M5: 2,319,365 km (0.115 R)
• M6: 2,649,528 km (0.114 R)
• M7: 2,985,525 km (0.028 R)
• M8: 4,268,177 km (0.087 R)
• M9: 4,750,630 km (0.071 R)
• M10: 5,990,796 km (0.071 R)
• M11: 6,731,755 km (0.038 R)
• M12: 7,755,004 km (0.079 R)
• M13: 8,581,532 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.7

Radius: 8.5

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.46 AU - 2.28 AU

Year: 1798 Days

Day: 7.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,025,953 km

• M1: 105,766 km (0.113 R)
• M2: 521,498 km (0.101 R)
• M3: 905,067 km (0.096 R)
• M4: 1,307,336 km (0.078 R)
• M5: 1,672,055 km (0.106 R)
• M6: 2,046,050 km (0.107 R)
• M7: 2,334,325 km (0.108 R)
• M8: 2,691,116 km (0.094 R)
• M9: 4,114,540 km (0.085 R)
• M10: 5,769,541 km (0.064 R)
• M11: 6,603,100 km (0.053 R)
• M12: 7,048,902 km (0.095 R)
• M13: 7,514,750 km (0.033 R)
• M14: 8,000,943 km (0.054 R)
• M15: 8,507,781 km (0.108 R)
• M16: 8,909,900 km (0.118 R)
• M17: 10,434,900 km (0.106 R)
• M18: 10,895,811 km (0.035 R)
• M19: 12,956,971 km (0.077 R)
• M20: 13,866,675 km (0.08 R)
• M21: 14,906,979 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.3

Radius: 10.3

Gravity: 7.54 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.62 AU - 2.46 AU

Year: 2048 Days

Day: 8.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,025,953 km

• M1: 128,056 km (0.112 R)
• M2: 631,901 km (0.06 R)
• M3: 988,842 km (0.047 R)
• M4: 1,474,287 km (0.104 R)
• M5: 1,801,009 km (0.055 R)
• M6: 2,139,250 km (0.103 R)
• M7: 2,647,882 km (0.082 R)
• M8: 2,978,045 km (0.074 R)
• M9: 3,369,842 km (0.042 R)
• M10: 3,704,342 km (0.104 R)
• M11: 4,158,821 km (0.099 R)
• M12: 4,844,278 km (0.092 R)
• M13: 5,365,328 km (0.048 R)
• M14: 5,774,179 km (0.117 R)
• M15: 6,203,674 km (0.101 R)
• M16: 6,901,997 km (0.047 R)
• M17: 7,862,864 km (0.038 R)
• M18: 8,910,498 km (0.093 R)
• M19: 11,203,684 km (0.095 R)
• M20: 12,238,901 km (0.108 R)
• M21: 12,907,005 km (0.091 R)
• M22: 16,718,609 km (0.054 R)
• M23: 17,126,563 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.3

Radius: 10

Gravity: 9.77 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.94 AU - 3.1 AU

Year: 2812 Days

Day: 9 Hours

Environment

Temp: -206 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,025,953 km

• M1: 124,316 km (0.1 R)
• M2: 635,492 km (0.12 R)
• M3: 998,267 km (0.078 R)
• M4: 1,782,758 km (0.106 R)
• M5: 2,337,467 km (0.106 R)
• M6: 2,736,295 km (0.101 R)
• M7: 4,368,108 km (0.108 R)
• M8: 5,075,407 km (0.094 R)
• M9: 7,209,121 km (0.07 R)
• M10: 8,196,318 km (0.095 R)
• M11: 8,758,507 km (0.112 R)
• M12: 9,573,217 km (0.089 R)
• M13: 10,276,775 km (0.072 R)
• M14: 12,007,623 km (0.071 R)
• M15: 13,875,801 km (0.072 R)
• M16: 14,725,666 km (0.11 R)
• M17: 15,241,629 km (0.047 R)
• M18: 15,876,523 km (0.113 R)
• M19: 20,633,137 km (0.047 R)
• M20: 21,344,774 km (0.035 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.2

Radius: 13.8

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.18 AU - 3.62 AU

Year: 4407 Days

Day: 5.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,025,953 km

• M1: 172,038 km (0.044 R)
• M2: 608,714 km (0.084 R)
• M3: 1,249,292 km (0.074 R)
• M4: 2,000,273 km (0.11 R)
• M5: 2,442,933 km (0.099 R)
• M6: 3,379,865 km (0.084 R)
• M7: 4,707,247 km (0.073 R)
• M8: 5,742,464 km (0.096 R)
• M9: 7,299,479 km (0.116 R)
• M10: 8,938,473 km (0.119 R)
• M11: 10,200,032 km (0.086 R)
• M12: 11,147,435 km (0.111 R)
• M13: 13,027,731 km (0.036 R)
• M14: 15,163,539 km (0.116 R)
• M15: 18,402,034 km (0.117 R)
• M16: 18,882,243 km (0.101 R)
• M17: 20,056,437 km (0.103 R)
• M18: 21,147,903 km (0.078 R)
• M19: 21,874,949 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.1

Radius: 13.5

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.85 AU - 4.29 AU

Year: 4741 Days

Day: 9 Hours

Environment

Temp: -212 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,025,953 km

• M1: 167,849 km (0.07 R)
• M2: 668,702 km (0.08 R)
• M3: 1,102,836 km (0.118 R)
• M4: 1,704,817 km (0.104 R)
• M5: 2,417,801 km (0.118 R)
• M6: 4,582,332 km (0.108 R)
• M7: 5,569,678 km (0.105 R)
• M8: 6,564,953 km (0.078 R)
• M9: 7,449,525 km (0.109 R)
• M10: 9,130,856 km (0.064 R)
• M11: 9,721,618 km (0.117 R)
• M12: 10,407,823 km (0.115 R)
• M13: 13,108,364 km (0.103 R)
• M14: 14,642,640 km (0.072 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.3

Radius: 9.3

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.03 AU - 5.09 AU

Year: 6845 Days

Day: 8.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,025,953 km

• M1: 115,639 km (0.107 R)
• M2: 446,998 km (0.111 R)
• M3: 878,439 km (0.074 R)
• M4: 1,849,179 km (0.076 R)
• M5: 2,549,148 km (0.067 R)
• M6: 2,942,590 km (0.119 R)
• M7: 4,686,752 km (0.114 R)
• M8: 5,388,216 km (0.113 R)
• M9: 6,247,805 km (0.071 R)
• M10: 6,584,999 km (0.107 R)
• M11: 7,097,222 km (0.028 R)
• M12: 7,430,676 km (0.11 R)
• M13: 10,530,942 km (0.086 R)
• M14: 11,916,966 km (0.106 R)
• M15: 13,522,002 km (0.11 R)
• M16: 14,938,544 km (0.098 R)
• M17: 15,879,664 km (0.038 R)
• M18: 16,278,492 km (0.079 R)
• M19: 17,155,585 km (0.12 R)
• M20: 17,757,716 km (0.112 R)
• M21: 20,981,550 km (0.085 R)
• M22: 23,092,376 km (0.106 R)
• M23: 24,424,695 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 368.7

Radius: 4.9

Gravity: 15.36 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.69 AU - 6.87 AU

Year: 12409 Days

Day: 22.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 45,025,953 km

• M1: 60,886 km (0.036 R)
• M2: 384,167 km (0.108 R)
• M3: 682,465 km (0.114 R)
• M4: 888,312 km (0.045 R)
• M5: 1,069,326 km (0.057 R)
• M6: 1,287,140 km (0.031 R)
• M7: 1,466,358 km (0.119 R)
• M8: 1,828,236 km (0.115 R)
• M9: 3,251,510 km (0.071 R)
• M10: 3,996,657 km (0.107 R)
• M11: 4,324,426 km (0.099 R)
• M12: 6,274,583 km (0.037 R)
• M13: 6,679,695 km (0.1 R)
• M14: 7,831,299 km (0.043 R)
• M15: 9,062,938 km (0.1 R)
• M16: 9,628,418 km (0.108 R)
• M17: 11,848,301 km (0.032 R)
• M18: 12,466,589 km (0.077 R)
• M19: 14,013,132 km (0.065 R)
• M20: 14,199,381 km (0.08 R)
• M21: 14,450,406 km (0.082 R)
• M22: 15,090,685 km (0.095 R)
• M23: 16,984,295 km (0.077 R)
• M24: 19,566,653 km (0.074 R)
• M25: 23,780,676 km (0.111 R)
• M26: 25,493,572 km (0.118 R)
• M27: 26,427,361 km (0.096 R)
• M28: 30,599,048 km (0.038 R)
• M29: 39,967,614 km (0.097 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 11,512 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit